/*

* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Camera Indicator control*

*/

// INCLUDE FILES

#include <aknview.h>

#include "CamIndicator.h"

#include "CamUtility.h"

#include "cambitmapitem.h"

#include <eikenv.h>

#include <eikappui.h>	// For CCoeAppUiBase

#include <eikapp.h>		// For CEikApplication

#include <AknIconUtils.h>

// CONSTANTS

// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------------------------

// CCamIndicator::NewL

// Symbian OS two-phased constructor

// ---------------------------------------------------------------------------

//

CCamIndicator* CCamIndicator::NewL( const TRect& aRect )

    {

    return new ( ELeave ) CCamIndicator( aRect );

    }

// Destructor

CCamIndicator::~CCamIndicator()

  {

  PRINT( _L("Camera => ~CCamIndicator") );

  iIcons.ResetAndDestroy();

  PRINT( _L("Camera <= ~CCamIndicator") );

  }

// ---------------------------------------------------------------------------

// CCamIndicator::CCamIndicator

// C++ constructor

// ---------------------------------------------------------------------------

//

CCamIndicator::CCamIndicator( const TRect& aRect )

: iRect( aRect ),

  iDefaultRect( aRect )

    {

    }

// -----------------------------------------------------------------------------

// CCamIndicator::CCamIndicator

// C++ default constructor.

// -----------------------------------------------------------------------------

//

CCamIndicator::CCamIndicator()

	{

	}

// ---------------------------------------------------------

// CCamIndicator::Draw

// Draw control

// ---------------------------------------------------------

//

void CCamIndicator::Draw( CBitmapContext& aGc ) const

    {

    if ( !iClear )

        {

        iIcons[ iCurrentIcon ]->Draw( aGc );

        }

    }

// ---------------------------------------------------------

// CCamIndicator::AddIconL

// Add a bitmap icon to array of available icons

// ---------------------------------------------------------

//

void CCamIndicator::AddIconL( TInt32 aBitmapId, TInt32 aMaskId )

    {

    CCamBitmapItem* item = CCamBitmapItem::NewL( aBitmapId, aMaskId );

    CleanupStack::PushL( item );

    User::LeaveIfError( iIcons.Append( item ) );

    CleanupStack::Pop( item );

    item = NULL;

    // Unused (used to be mask). Just here to make sure the indexing

    // system remains the same

    item = CCamBitmapItem::NewL( aBitmapId, aMaskId );

    CleanupStack::PushL( item );

    User::LeaveIfError( iIcons.Append( item ) );

    CleanupStack::Pop( item );

    item = NULL;

    }

// ---------------------------------------------------------

// CCamIndicator::UpdateRect

// Update the indicator coords

// ---------------------------------------------------------

//

void CCamIndicator::UpdateRect( TRect& aRect )

    {

    iRect = aRect;

    iDefaultRect = iRect;

    }

// ---------------------------------------------------------

// CCamIndicator::SetIcon

// Set index for current icon (from array of loaded bitmaps)

// ---------------------------------------------------------

//

void CCamIndicator::SetIcon( TInt aIndex )

  {

  // Mask is used from index (aIndex + 1),

  // make sure also mask index is in bounds

  if ( aIndex + 1 < iIcons.Count() )

    {

    iClear = EFalse;

    iCurrentIcon = aIndex;

    }

  else

    {

    iClear = ETrue;

    PRINT1( _L("Camera <<warning>> CCamIndicator::SetIcon index out of bounds:%d"), aIndex );

    }

  }

// ---------------------------------------------------------

// CCamIndicator::ClearIcon

// Request for indicator to clear bitmap icon

// - indicator will clear itself on redraw

// ---------------------------------------------------------

//

void CCamIndicator::ClearIcon()

    {

    iClear = ETrue;

    }

// ---------------------------------------------------------

// CCamIndicator::DisplayIcon

// Request for indicator to draw current bitmap icon

// ---------------------------------------------------------

//

void CCamIndicator::DisplayIcon()

    {

    iClear = EFalse;

    }

// ---------------------------------------------------------

// CCamIndicator::SetFlashing

// set flashing state of indicator

// ---------------------------------------------------------

//

void CCamIndicator::SetFlashing( TBool aFlashing )

    {

    iFlashing = aFlashing;

    }

// ---------------------------------------------------------

// CCamIndicator::IsFlashing

// return flashing state of indicator

// ---------------------------------------------------------

//

TBool CCamIndicator::IsFlashing() const

    {

    return iFlashing;

    }

// ---------------------------------------------------------

// CCamIndicator::OverridePosition

// Allows a new position to be temporarialy specified

// ---------------------------------------------------------

//

void CCamIndicator::OverridePosition( const TPoint& aPos )

    {

    iRect.iTl = aPos;

    }

// ---------------------------------------------------------

// CCamIndicator::CancelOverridePosition

// Cancels the position set by OverridePosition

// ---------------------------------------------------------

//

void CCamIndicator::CancelOverridePosition()

    {

    iRect = iDefaultRect;

    }

// ---------------------------------------------------------

// CCamIndicator::SetRect

//

// ---------------------------------------------------------

//

void CCamIndicator::SetRect( const TRect& aRect )

    {

    iRect = aRect;

    for ( TInt i = 0; i < iIcons.Count(); i++ )

        {

        TRAP_IGNORE( iIcons[i]->SetLayoutL( aRect ) );

        }

    }

// ---------------------------------------------------------

// CCamIndicator::Rect

// Indicator layout rect

// ---------------------------------------------------------

//

TRect CCamIndicator::LayoutRect()  

    {

    return iRect;

    }

// End of File